{"product_id":"1794-ob16-allen-bradley-flex-i-o-digital-output-module","title":"1794-OB16 Allen-Bradley FLEX I\/O Digital Output Module","description":"\u003cp\u003eConfigured for discrete direct current sourcing execution in remote subsystem environments, the \u003cstrong\u003eAllen-Bradley 1794-OB16\u003c\/strong\u003e (\u003cstrong\u003e1794-OB16\u003c\/strong\u003e Flex 16 Point Digital Output Module) provides direct physical\/electrical execution.\u003c\/p\u003e\n\u003ch3\u003eStructural Design \u0026amp; Subassembly Designations\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1794\u003c\/strong\u003e: Identifies the generic distributed hardware chassis and backplane product family.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOB\u003c\/strong\u003e: Specifies the direct current (DC) solid-state sourcing electronic circuit configuration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16\u003c\/strong\u003e: Defines the allocation of exactly 16 discrete signal processing terminals on the front face block.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1794-OB16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.1 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e6.2 x 5.2 x 9.7 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC nominal voltage rating (10 to 31.2 VDC permissible window)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Module Current\u003c\/td\u003e\n\u003ctd\u003e8 A maximum aggregate output capacity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePer Channel Current\u003c\/td\u003e\n\u003ctd\u003e0.5 A maximum continuous source current limit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHardware Variant\u003c\/td\u003e\n\u003ctd\u003eSourcing discrete outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Density\u003c\/td\u003e\n\u003ctd\u003e16 non-isolated points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTariff Code\u003c\/td\u003e\n\u003ctd\u003e8538903000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic Networks \u0026amp; I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe internal logic interface bridges physical field switches with the backplane bus communication velocity architecture. When linked to industrial communication heads, the assembly maintains deterministic state distribution via EtherNet\/IP platforms while managing total I\/O density scaling options across remote processing blocks.\u003c\/p\u003e\n\u003ch3\u003eLogistics Packaging Record\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x 1794-OB16 Flex 16 Point Digital Output Module\u003c\/li\u003e\n\u003cli\u003e1 x Factory Documented Installation Sheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePhysical Assembly \u0026amp; Layout Instructions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Positioning\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eSet the local mechanical position keying switch located on the terminal base block to position 2 prior to execution.\u003c\/li\u003e\n\u003cli\u003eAlign the matching rear terminal rails and exert direct downward physical pressure until the structural latch holds the device stable.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eField Loop Isolation\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eSeparate the high-current 24 VDC output load conductors away from any adjacent low-level analog or signal telemetry lines.\u003c\/li\u003e\n\u003cli\u003eVerify complete common-mode grounding connections across the metal DIN-rail framework to damp out common electromagnetic spikes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMaintenance Engineering FAQ\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eCan this specific sourcing output assembly support physical removal and insertion under power (RIUP)?\u003c\/p\u003e\n\u003cp\u003eYes, RIUP parameters permit hot-swap actions only when the operational area is verified to be completely non-hazardous.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the maximum current drawn from the internal 5 VDC system backplane?\u003c\/p\u003e\n\u003cp\u003eThe internal processing microcircuit elements draw a maximum current load of 80 mA from the backplane line.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat happens to the 16 output channels when a backplane timeout error occurs?\u003c\/p\u003e\n\u003cp\u003eThe sourcing circuits execute a hard drop to the off state or transition to configured safe fallback values.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIs it possible to combine output channels in a parallel structure to handle higher current loads?\u003c\/p\u003e\n\u003cp\u003eYes, channels within the same physical group can be paralleled up to increase total current capability per load.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the maximum leakage current rating for a channel when it is turned off?\u003c\/p\u003e\n\u003cp\u003eThe solid-state sourcing circuit features a maximum off-state leakage specification of 0.5 mA per point.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes the hardware layout incorporate internal galvanic isolation layers between fields and backplanes?\u003c\/p\u003e\n\u003cp\u003eYes, optocoupler electronic assemblies deliver continuous galvanic isolation up to a standard value of 850 VDC.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat type of electrical circuit protection is required for the external 24 VDC field power supply loop?\u003c\/p\u003e\n\u003cp\u003eInstall a fast-acting fuse or an equivalent electrical current-limiting protection device to shield the internal sourcing circuits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAre there specific hardware revision dependencies when doing a direct device exchange?\u003c\/p\u003e\n\u003cp\u003eEnsure the target controller firmware profile parameters match the existing module configuration series before cycling power.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":46066457575597,"sku":"1794-OB16","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/1794-ob163.jpg?v=1784211291","url":"https:\/\/www.maxwellplc.com\/ga\/products\/1794-ob16-allen-bradley-flex-i-o-digital-output-module","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}